国家/地区 世界知识产权组织（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01J（10）
IPC B01J019/10（10）
发明人 JANG B Z（2） OH I K（2） ZHAMU A（2）
公开年 2011（2） 2014（2） 2015（2）
申请年 2012（4）  2010（2）  2014（2） 
专利权人 NANOTEK INST.（2）

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Manufacture of graphene structure used as electrode material of supercapacitor, involves preparing graphene oxide, and inserting linker which reacts with functional groups of graphene oxides between graphene oxides which form layers.

KWON S G, PARK Y M, YOON D M

Purifying graphene nanoribbons, involves contacting composition comprising graphene nanoribbons and contaminants with liquid medium comprising dispersant, and dispersing nanoribbons in liquid medium and subjecting the dispersion.

HINTERMANN T, SCHWAB M G, CHA K C, WEITZ T, SCHAEFER A, MUELLER I B, WEITZE T, SCHWAB M G S, CHA K C P

Hierarchical structure of graphene-carbon nanotubes is obtained by growing graphene into carbon nanotubes having hierarchical structure by adding metal nanoparticles on graphene, and is metal-functionalized by metal precursor.

BAE S, KIM H, OH I, BAE S H, KIM H J, OH I K

Apparatus, useful for preparing graphene-structured material for e.g. filler, comprises supply hopper to supply graphite oxide, supply line of which end is fixed to hopper, and reducing atmosphere gas supply unit connected to supply line.

JI B K, CHOI J Y, SHIN C M

Manufacture of graphene oxide reduced material for forming electrode for silicon-based semiconductor, involves synthesizing graphite oxide flakes from graphite flakes and forming graphene oxide dispersion solution.

JEONG S, LEE G, HAN J, JEONG H, KIM S, HAN J T, JEONG H J, JEONG S Y, KIM S H, LEE G W

Reducing agent for graphene oxide used in e.g. conductors, comprises reducing agent containing halogen element and trifluoroacetic acid.

LEE H Y, CUI P, LEE H

Preparing dispersion of graphene particles/sheets in liquid medium comprises providing bar/block of solid material made of graphite, rubbing material on substrate surface and dipping substrate in medium and subjecting medium to ultrasound.

JANOWSKA I, BEGIN D, CHIZARI K, ERSEN O, BERNHARDT P, ROMERO T, LEDOUX M, PHAMHUU CUONG, PHAM H C, PHAMHUU C

Production of pristine nano graphene platelets by dispersing pristine graphitic material particles comprising graphite crystallite in liquid medium having no surfactant, and exposing suspension to direct ultrasonication.

ZHAMU A, JANG B Z

Graphene sheet manufacturing method involves processing graphene layer combination consisting of several unit layers obtained after performing microwave radiation about graphitic structure.

OH I K, SRIDHAR V, JEON J H